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21 Cards in this Set
- Front
- Back
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Element
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Cannot be separated into simpler substances
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Physical Properties
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Inherent characteristics of a substance
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Compound
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Atoms of different elements chemically combined
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Solid
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Has a fixed shape and volume
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Physical Change
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Composition of a substance is not affected
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Solution
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A Homogeneous mixture
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Homogeneous
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The same throughout
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Chemical Properties
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Ability to form new substances
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Gas
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No fixed volume or shape
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Chemical Change
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A new substance is formed
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Matter
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Has mass and occupies space
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Liquid
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Has a fixed volume but assumes the shape of its container
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Heterogeneous
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Not the same throughout
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Alloy
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Mixture with metallic properties
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Nucleus
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Dense, positively charged center of an atom
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Isotopes
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Atoms with the same number of protons but different number of neutrons
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Atomic Number
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Number of protons in the nucleus of an atom
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Mass Number
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Sum of the number of protons and the number of neutrons in the nucleus of an atom
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Cation
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Positively charged ion
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Proton
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Positively charged subatomic particle
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Anion
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Negatively charged ion
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